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K2Cr2O7 + 7 H2SO4 + 6 FeSO4 = Cr2(SO4)3 + 7 H2O + 3 Fe2(SO4)3 + K2SO4
BaS + NiCl2 = NiS + BaCl2 =>
BaS + NiCl2 = NiS + BaCl2
Ca(OH)2 + HCl = CaCl2*2H2O =>
Ca(OH)2 + 2 HCl = CaCl2*2H2O
C10H22 + O2 = CO2 + H2O =>
2 C10H22 + 31 O2 = 20 CO2 + 22 H2O
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
Mg + Cl2 = MgCl2 =>
Mg + Cl2 = MgCl2
Bi2S3 + O2 = Bi2O3 + SO2 =>
2 Bi2S3 + 9 O2 = 2 Bi2O3 + 6 SO2
B + O2 = B2O3 =>
4 B + 3 O2 = 2 B2O3
AgNO3 + KCl = AgCl + KNO3 =>
AgNO3 + KCl = AgCl + KNO3
Al2(SO4)3 + NaOH = Al2OH + Na(SO4)3 =>
Al2(SO4)3 + NaOH = Al2OH + Na(SO4)3
K2CrO4 + Na2S2O3 = K2S2O3 + Na2CrO4 =>
K2CrO4 + Na2S2O3 = K2S2O3 + Na2CrO4
Mg(OH)2 + N2O5 = Mg(NO3)2 + H2O =>
Mg(OH)2 + N2O5 = Mg(NO3)2 + H2O
NaCl + F2 = NaF + Cl2 =>
2 NaCl + F2 = 2 NaF + Cl2
CaCl2 + AgNo3 = AgCl + Ca(No3)2 =>
CaCl2 + 2 AgNo3 = 2 AgCl + Ca(No3)2
HgI2 + H2O = Hg(OH)2 + HI =>
HgI2 + 2 H2O = Hg(OH)2 + 2 HI
Pb + NaOH = Pb(OH) + Na =>
Pb + NaOH = Pb(OH) + Na
Pb(NO3)2 + NaS = NaNO3 + PbS2 =>
Pb(NO3)2 + 2 NaS = 2 NaNO3 + PbS2
C58H114O26 + K2S2O8 + KOH = CO2 + K2SO4 + H2O =>
C58H114O26 + 147 K2S2O8 + 294 KOH = 58 CO2 + 294 K2SO4 + 204 H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
CaC2O4 + CH3COOH = (CH3COO)2Ca + H2C2O4 =>
CaC2O4 + 2 CH3COOH = (CH3COO)2Ca + H2C2O4
Ni(NO3)2 + NaOH = Ni(OH)2 + NaNO3 =>
Ni(NO3)2 + 2 NaOH = Ni(OH)2 + 2 NaNO3
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
K2Cr2O7 + CH3COOH + H2SO4 = K2SO4 + Cr2(SO4)3 + CO2 + H2O =>
4 K2Cr2O7 + 3 CH3COOH + 16 H2SO4 = 4 K2SO4 + 4 Cr2(SO4)3 + 6 CO2 + 22 H2O
Fe(NO3)3 + NaOH = NaFeO2 + NaNO3 + H2O =>
Fe(NO3)3 + 4 NaOH = NaFeO2 + 3 NaNO3 + 2 H2O
Ca(CO3) + HCl = CaCl2 + H2O + CO2 =>
Ca(CO3) + 2 HCl = CaCl2 + H2O + CO2
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
CaSO4 + AlBr3 = CaBr2 + Al2(SO4)3 =>
3 CaSO4 + 2 AlBr3 = 3 CaBr2 + Al2(SO4)3
P4O10 + CaO = Ca3(PO4)2 =>
P4O10 + 6 CaO = 2 Ca3(PO4)2
PbO + KOH + H2O = K2Pb(OH)4 =>
PbO + 2 KOH + H2O = K2Pb(OH)4
C6H4CH3NO2 + K2Cr2O7 + H2SO4 = C6H4COOHNO2 + K2SO4 + Cr2(SO4)3 + H2O =>
C6H4CH3NO2 + K2Cr2O7 + 4 H2SO4 = C6H4COOHNO2 + K2SO4 + Cr2(SO4)3 + 5 H2O
K2CrO4 + AgNO3 = Ag2CrO4 + KNO3 =>
K2CrO4 + 2 AgNO3 = Ag2CrO4 + 2 KNO3
Zn + Cu(NO3)2 = ZnO + CuO + NO =>
3 Zn + Cu(NO3)2 = 3 ZnO + CuO + 2 NO
NaCl + NaOH = OHCl + Na =>
NaCl + NaOH = OHCl + 2 Na
K2Cr2O7 + AgNO3 + KOH = Ag2CrO4 + KNO3 + H2O =>
K2Cr2O7 + 4 AgNO3 + 2 KOH = 2 Ag2CrO4 + 4 KNO3 + H2O
HgI2 + H2O = Hg(OH)2 + HI =>
HgI2 + 2 H2O = Hg(OH)2 + 2 HI
H2SO4 + Br2 + NaNo2 = Na2SO4 + No2 + HBr =>
H2SO4 + Br2 + 2 NaNo2 = Na2SO4 + 2 No2 + 2 HBr
Ba(HCO3)2(s) + HCl(aq) = BaCl2(aq) + H2O(g) + CO2(g) =>
Ba(HCO3)2(s) + 2 HCl(aq) = BaCl2(aq) + 2 H2O(g) + 2 CO2(g)
NN + OO = ONO =>
NN + 2 OO = 2 ONO
NaHCO3(s) = Na2CO3(s) + CO2(g) + H2O(g) =>
2 NaHCO3(s) = Na2CO3(s) + CO2(g) + H2O(g)
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
CO(OH)3 + HNO3 = CO(NO3)3 + H2O =>
CO(OH)3 + 3 HNO3 = CO(NO3)3 + 3 H2O
H2S + K2Cr2O7 + H2SO4 = K2SO4 + Cr2(SO4)3 + H2O =>
3 H2S + 4 K2Cr2O7 + 13 H2SO4 = 4 K2SO4 + 4 Cr2(SO4)3 + 16 H2O
Fe2(SO4)3 + Ba(OH)2 = Fe(OH)3 + BaSO4 =>
Fe2(SO4)3 + 3 Ba(OH)2 = 2 Fe(OH)3 + 3 BaSO4
LiI + HgCl = HgI + LiCl =>
LiI + HgCl = HgI + LiCl
HCH3CO2 + CsOH = CsCH3CO2 + H2O =>
HCH3CO2 + CsOH = CsCH3CO2 + H2O
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
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